Teaching AEES PRT (Atomic Energy Education Society) 2022 Test Series Quantitative Aptitude Algebra Linear Equation in 2 Variable
If the equations 8x + 5y + 11 = 0 and 20x – ky – 9 = 0 have no solution, then what is the value of k?
1
–12.5
2
12.5
3
–18
4
18